package servlet;

import entity.Category;
import java.io.IOException;
import java.io.PrintWriter;
import javax.ejb.EJB;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import session.CategoryFacadeRemote;
import session.CategoryManagerRemote;
import session.EbayRequestHandlerRemote;

/**
 *
 * @author Rachid Ouchary, Fabio Strocco, Max Passaghe, Marco Tansini.
 */
public class ProvaEBay extends HttpServlet {
    @EJB
    private EbayRequestHandlerRemote ebayRequestHandler;
    @EJB
    private CategoryFacadeRemote categoryFacade;
    @EJB
    private CategoryManagerRemote categoryManager;


    /**
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            /* TODO output your page here*/
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet Prova</title>");
            out.println("</head>");
            out.println("<body>");


            try {
                out.println("<br>1: updated?");
                out.println(categoryManager.updated());
                out.println("<br>2: populate?");
                categoryManager.populateCategories();
                out.println("<br>3: updated?");
                out.println(categoryManager.updated());
                out.println("<br>4: populateagain?");
                categoryManager.populateCategories();
                out.println("<br>5: update?");
                categoryManager.updateCategories();
                
                Category catSmartPhones = categoryFacade.findCategoryById("32233");
                out.println("<br>6: cat smartphones"+catSmartPhones.toString());
                String results = ebayRequestHandler.request(catSmartPhones, "iPhone%2032gb");
                out.println("<br>7: results"+results);

            } catch (Exception e) {
                out.println("Eccezione catturata:"+e);
                e.printStackTrace();
            }
            out.println("<h1>Servlet Prova at " + request.getContextPath () + "</h1>");
            out.println("<h1>OK</h1>");
            out.println("</body>");
            out.println("</html>");


        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
